Marginal Utility: Charging Extra For Weight

On Samoa Airlines, weight makes a big difference. With small planes and passengers that tend to be large, Samoa Air has begun to charge passengers by the kilogram (42 cents a pound). They say that knowing weight beforehand lets them appropriately…

Low Costs and Big Benefits for Spirit Airlines

Spirit Airlines is doing everything it can to charge us less for a seat on one of its planes. One gentleman paid $77 for a round trip seat between Chicago and Fort Lauderdale. Just the seat. How much more could…